﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Diagnostics;
using System.IO;
using System.Data;
using System.Data.SqlClient;
using NPOI.HSSF.UserModel;
using NPOI.SS.UserModel;
using NPOI.SS.Util;
using NPOI.HSSF.Util;
using NPOI.POIFS.FileSystem;
using NPOI.HPSF;

public partial class UC_ucBCL_LaiXe : System.Web.UI.UserControl
{
    SqlParameter[] p;
    clsXuLy ex = new clsXuLy();
    NpoiExport cl = new NpoiExport();
    string frmName = "frmBaoCaoLuong";
    static int PageNumber = 10;
    static int CurrentPage = 1;
    static int f_SuDung = 0, f_XemTatCa = 0, f_InBaoCao = 0;
    public string Header = System.Configuration.ConfigurationSettings.AppSettings["Header"].ToString();

    static System.Data.DataTable dt;
    protected void Page_Load(object sender, EventArgs e)
    {
        if (string.IsNullOrEmpty(Convert.ToString(Session["user"])) || string.IsNullOrEmpty(Convert.ToString(Session["IDUser"])))
            Response.Redirect("Default.aspx");
        if (!IsPostBack)
        {
            string idnguoidung = Session["IDUser"].ToString();
            string sql = "select SuDung,Them,Sua,Xoa,InBaoCao,XemTatCa from XDAPhanQuyen where IDnguoidung='" + idnguoidung + "' and tag='" + frmName + "'";

            System.Data.DataTable dt2 = ex.GetData_Text(sql);
            if (dt2.Rows.Count > 0)
            {
                f_SuDung = int.Parse(dt2.Rows[0]["SuDung"].ToString());
                f_InBaoCao = int.Parse(dt2.Rows[0]["InBaoCao"].ToString());
                f_XemTatCa = int.Parse(dt2.Rows[0]["XemTatCa"].ToString());
            }


            for (int i = 1; i <= 12; i++)
            {
                dlThang.Items.Add(new ListItem("Tháng " + i.ToString(), i.ToString()));
            }
            dlThang.Items.Insert(0, new ListItem("Theo thời gian", ""));
            dlThang.SelectedIndex = 0;

            int year1 = DateTime.Now.Year - 3;
            int year2 = DateTime.Now.Year;
            for (int i = year2; i >= year1; i--)
            {
                dlNam.Items.Add(new ListItem("Năm " + i.ToString(), i.ToString()));
            }
            dlNam.SelectedValue = year2.ToString();

            txtTuNgay.Text = DateTime.Now.ToString("dd/MM/yyyy");
            txtDenNgay.Text = DateTime.Now.ToString("dd/MM/yyyy");
            dlNam.Visible = false;
            LoadLaiXe(dlLaiXe);


        }
    }
    protected void dlThang_SelectedIndexChanged(object sender, EventArgs e)
    {
        if (dlThang.SelectedIndex.Equals(0))
        {
            txtTuNgay.Visible = true;
            txtDenNgay.Visible = true;
            dlNam.Visible = false;
        }
        else
        {
            txtTuNgay.Visible = false;
            txtDenNgay.Visible = false;
            dlNam.Visible = true;
        }
        LoadLaiXe(dlLaiXe);
    }
    private void gstGetMess(string gstMess, string gstLink)
    {
        if (gstLink == "")
            ScriptManager.RegisterClientScriptBlock(this, this.GetType(), " ", "alert('" + gstMess + "')", true);
        else
            ScriptManager.RegisterClientScriptBlock(this, this.GetType(), " ", "alert('" + gstMess + "');window.location.href='" + gstLink + "'", true);

    }
    public void getDate()
    {
        if (dlThang.SelectedIndex.Equals(0))
        {
            hdTuNgay.Value = txtTuNgay.Text;
            hdDenNgay.Value = txtDenNgay.Text;
        }
        else
        {
            txtTuNgay.Text = "1/" + dlThang.SelectedValue + "/" + dlNam.SelectedValue;
            txtDenNgay.Text = GetLastDayOfMonth(int.Parse(dlThang.SelectedValue)).ToString("dd/MM/yyyy");
            hdTuNgay.Value = txtTuNgay.Text;
            hdDenNgay.Value = txtDenNgay.Text;
        }
    }
    public DateTime GetLastDayOfMonth(int iMonth)
    {
        DateTime dtResult = new DateTime(int.Parse(dlNam.SelectedValue), iMonth, 1);
        dtResult = dtResult.AddMonths(1);
        dtResult = dtResult.AddDays(-(dtResult.Day));
        return dtResult;
    }

    void LoadLaiXe(DropDownList dlLaiXe)
    {
        if (txtTuNgay.Text.Trim() != "" && txtDenNgay.Text.Trim() != "")
        {
            getDate();
            p = new SqlParameter[2];
            p[0] = new SqlParameter("@TuNgay", ex.GetNgayThang(hdTuNgay.Value.Trim()));
            p[0].SqlDbType = SqlDbType.SmallDateTime;
            p[1] = new SqlParameter("@DenNgay", ex.GetNgayThang(hdDenNgay.Value.Trim()));
            p[1].SqlDbType = SqlDbType.SmallDateTime;

            dlLaiXe.Items.Clear();
            dlLaiXe.DataSource = ex.GetData("sp_BCL_LaiXe_LoadLaiXe", p);
            dlLaiXe.DataBind();
            dlLaiXe.Items.Insert(0, new ListItem("--Chọn lái xe--", ""));
            dlLaiXe.SelectedIndex = 0;
        }
    }
    protected void btnXem_Click(object sender, EventArgs e)
    {
        CurrentPage = 1;
        Search(1);

        btnNext.Enabled = true;
        btnFirst.Enabled = false;
        btnPre.Enabled = false;
    }
    void Search(int page)
    {

        int index = dlLaiXe.SelectedIndex > 0 ? 1 : 2;

        getDate();
        p = new SqlParameter[6];
        p[0] = new SqlParameter("@TuNgay", ex.GetNgayThang(hdTuNgay.Value));
        p[0].SqlDbType = SqlDbType.SmallDateTime;
        p[1] = new SqlParameter("@DenNgay", ex.GetNgayThang(hdDenNgay.Value));
        p[1].SqlDbType = SqlDbType.SmallDateTime;
        p[2] = new SqlParameter("@LaiXe", ex.GetGuid(dlLaiXe.SelectedValue));
        p[2].SqlDbType = SqlDbType.UniqueIdentifier;
        p[3] = new SqlParameter("@Index", index);
        p[3].SqlDbType = SqlDbType.Int;
        p[4] = new SqlParameter("@PageNumber", page);
        p[4].SqlDbType = SqlDbType.Int;
        p[5] = new SqlParameter("@RowspPage", PageNumber);
        p[5].SqlDbType = SqlDbType.Int;

        GV.DataSource = ex.GetData("sp_BCL_XeBom", p);
        GV.DataBind();

        //
        p = new SqlParameter[4];
        p[0] = new SqlParameter("@TuNgay", ex.GetNgayThang(hdTuNgay.Value));
        p[0].SqlDbType = SqlDbType.SmallDateTime;
        p[1] = new SqlParameter("@DenNgay", ex.GetNgayThang(hdDenNgay.Value));
        p[1].SqlDbType = SqlDbType.SmallDateTime;
        p[2] = new SqlParameter("@LaiXe", ex.GetGuid(dlLaiXe.SelectedValue));
        p[2].SqlDbType = SqlDbType.UniqueIdentifier;
        p[3] = new SqlParameter("@Index", index);
        p[3].SqlDbType = SqlDbType.Int;

        dt = ex.GetData("sp_BCL_XeBom_GetFooter", p);
        if (dt.Rows.Count > 0)
        {
            if (GV.Rows.Count > 0)
            {
                GV.FooterRow.Cells[4].Text = "Tổng cộng";
                GV.FooterRow.Cells[4].HorizontalAlign = HorizontalAlign.Center;
                GV.FooterRow.Cells[9].Text = ex.ConvertDecimal(double.Parse(dt.Rows[0][0].ToString()));
                GV.FooterRow.Cells[10].Text = ex.ConvertDecimal(double.Parse(dt.Rows[0][1].ToString()));
            }
        }
    }
    protected void btnPrint_Click(object sender, EventArgs e)
    {
        int index = dlLaiXe.SelectedIndex > 0 ? 1 : 2;

        p = new SqlParameter[4];
        p[0] = new SqlParameter("@TuNgay", ex.GetNgayThang(hdTuNgay.Value));
        p[0].SqlDbType = SqlDbType.SmallDateTime;
        p[1] = new SqlParameter("@DenNgay", ex.GetNgayThang(hdDenNgay.Value));
        p[1].SqlDbType = SqlDbType.SmallDateTime;
        p[2] = new SqlParameter("@LaiXe", ex.GetGuid(dlLaiXe.SelectedValue));
        p[2].SqlDbType = SqlDbType.UniqueIdentifier;
        p[3] = new SqlParameter("@Index", index);
        p[3].SqlDbType = SqlDbType.Int;

        dt = ex.GetData("sp_BCL_XeBom_Print", p);
        PrintNPOI(dt);
    }
    void PrintNPOI(System.Data.DataTable dt)
    {


        if (dt.Rows.Count > 0)
        {
            var workbook = new HSSFWorkbook();
            string sheetname = "BCL-Sản lượng lái xe";

            if (dlLaiXe.SelectedIndex > 0)
                sheetname = "BC lương SL-" + dlLaiXe.SelectedItem.Text;

            var sheet = workbook.CreateSheet(sheetname);

            #region CSS
            var headerLabelCellStyle = workbook.CreateCellStyle();
            headerLabelCellStyle.Alignment = HorizontalAlignment.LEFT;
            headerLabelCellStyle.BorderBottom = CellBorderType.THIN;
            headerLabelCellStyle.BorderLeft = CellBorderType.THIN;
            headerLabelCellStyle.BorderRight = CellBorderType.THIN;
            headerLabelCellStyle.BorderTop = CellBorderType.THIN;

            var headerLabelFont = workbook.CreateFont();
            headerLabelFont.FontName = "Times New Roman";

            headerLabelFont.FontHeightInPoints = 11;
            headerLabelFont.Color = HSSFColor.BLACK.index;
            headerLabelCellStyle.SetFont(headerLabelFont);

            //--------------------------

            var hsRight = workbook.CreateCellStyle();
            hsRight.Alignment = HorizontalAlignment.RIGHT;
            hsRight.BorderBottom = CellBorderType.THIN;
            hsRight.BorderLeft = CellBorderType.THIN;
            hsRight.BorderRight = CellBorderType.THIN;
            hsRight.BorderTop = CellBorderType.THIN;

            hsRight.SetFont(headerLabelFont);
            //-------------------
            var hsCenter = workbook.CreateCellStyle();
            hsCenter.Alignment = HorizontalAlignment.CENTER;
            hsCenter.BorderBottom = CellBorderType.THIN;
            hsCenter.BorderLeft = CellBorderType.THIN;
            hsCenter.BorderRight = CellBorderType.THIN;
            hsCenter.BorderTop = CellBorderType.THIN;

            hsCenter.SetFont(headerLabelFont);
            //-----------------------

            var hs1 = workbook.CreateCellStyle();
            hs1.Alignment = HorizontalAlignment.LEFT;

            var hsb = workbook.CreateFont();
            hsb.Boldweight = (short)FontBoldWeight.BOLD;
            hsb.FontName = "Times New Roman";

            hsb.FontHeightInPoints = 11;
            hsb.Color = HSSFColor.BLACK.index;
            hs1.SetFont(hsb);

            //-------------
            var hs2 = workbook.CreateCellStyle();
            hs2.Alignment = HorizontalAlignment.CENTER;

            var hsb2 = workbook.CreateFont();
            hsb2.Boldweight = (short)FontBoldWeight.BOLD;
            hsb2.FontName = "Times New Roman";

            hsb2.FontHeightInPoints = 18;
            hsb2.Color = HSSFColor.BLACK.index;
            hs2.SetFont(hsb2);
            //------------------------------
            var hs3 = workbook.CreateCellStyle();
            hs3.Alignment = HorizontalAlignment.CENTER;
            var hsb3 = workbook.CreateFont();
            hsb3.Boldweight = (short)FontBoldWeight.BOLD;
            hsb3.FontName = "Times New Roman";

            hsb3.FontHeightInPoints = 14;
            hsb3.Color = HSSFColor.BLACK.index;
            hs3.SetFont(hsb3);

            //----------------------------
            var hs4 = workbook.CreateCellStyle();
            hs4.Alignment = HorizontalAlignment.CENTER;

            hs4.BorderBottom = CellBorderType.THIN;
            hs4.BorderLeft = CellBorderType.THIN;
            hs4.BorderRight = CellBorderType.THIN;
            hs4.BorderTop = CellBorderType.THIN;

            var hsb4 = workbook.CreateFont();
            hsb4.Boldweight = (short)FontBoldWeight.BOLD;
            hsb4.FontName = "Times New Roman";

            hsb4.FontHeightInPoints = 11;
            hsb4.Color = HSSFColor.BLACK.index;
            hs4.SetFont(hsb4);

            #endregion

            //Start header-----------------------------------------------------------------------
            #region Header
            //tao hnag dau tien
            var rowIndex = 0;

            //cong ty
            var row = sheet.CreateRow(rowIndex);
            Cell r1c1 = row.CreateCell(0);
            r1c1.SetCellValue("Công ty cổ phần Xây Dựng Đức Anh");
            r1c1.CellStyle = hs1;
            r1c1.Row.Height = 400;

            CellRangeAddress cra = new CellRangeAddress(0, 0, 0, 4);
            sheet.AddMergedRegion(cra);

            //chi nhanh
            rowIndex++;
            row = sheet.CreateRow(rowIndex);
            r1c1 = row.CreateCell(0);
            r1c1.SetCellValue("Chi nhánh Trạm trộn Lâm Thao");
            r1c1.CellStyle = hs1;
            r1c1.Row.Height = 400;

            cra = new CellRangeAddress(1, 1, 0, 4);
            sheet.AddMergedRegion(cra);

            //tieu de bao cao
            string ngaythang = dlThang.SelectedIndex > 0 ? dlThang.SelectedItem.Text.ToUpper() + " " + dlNam.SelectedItem.Text.ToUpper() : "TỪ " + txtTuNgay.Text + " ĐẾN " + txtDenNgay.Text;
            rowIndex++;
            row = sheet.CreateRow(rowIndex);
            r1c1 = row.CreateCell(0);
            r1c1.SetCellValue("BÁO CÁO LƯƠNG SẢN LƯỢNG LÁI XE " + ngaythang);
            r1c1.CellStyle = hs2;
            r1c1.Row.Height = 500;

            cra = new CellRangeAddress(2, 2, 0, 10);
            sheet.AddMergedRegion(cra);

            if (dlLaiXe.SelectedIndex > 0)
            {
                //bien so
                rowIndex++;
                row = sheet.CreateRow(rowIndex);
                r1c1 = row.CreateCell(0);
                r1c1.SetCellValue(dlLaiXe.SelectedIndex > 0 ? "Lái xe: " + dlLaiXe.SelectedItem.Text : "");
                r1c1.CellStyle = hs3;
                r1c1.Row.Height = 500;
            }
            cra = new CellRangeAddress(3, 3, 0, 10);
            sheet.AddMergedRegion(cra);

            //freeze panes
            sheet.CreateFreezePane(0, 6);
            #endregion

            #region Header1-2

            //header2
            rowIndex++;
            rowIndex++;
            row = sheet.CreateRow(rowIndex);
            string[] header = { "Ngày xuất", "Lái xe", "Biển số", "Khách hàng", "Ca làm việc", "KM vận chuyển", "Hệ số PC", "Số tiền", "Phí rửa xe", "Thành tiền" };

            var cell = row.CreateCell(0);
            cell.SetCellValue("STT");
            cell.CellStyle = hs4;
            cell.Row.Height = 400;


            //tao tieu de cot
            for (int j = 0; j < header.Length; j++)
            {
                cell = row.CreateCell(j + 1);
                cell.SetCellValue(header[j].ToString());
                cell.CellStyle = hs4;
                cell.Row.Height = 500;
            }
            #endregion
            //End header-----------------------------------------------------------------------
            //ghi du lieu tung dong
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                rowIndex++;
                row = sheet.CreateRow(rowIndex);
                cell = row.CreateCell(0);
                cell.SetCellValue((i + 1).ToString());
                cell.CellStyle = hsCenter;

                for (int j = 1; j <= dt.Columns.Count - 1; j++)
                {
                    cell = row.CreateCell(j);

                    if (j >= 8)
                    {
                        if (!dt.Rows[i][j].ToString().Trim().Equals(""))
                        {
                            cell.SetCellType(CellType.NUMERIC);
                            cell.SetCellValue(double.Parse(dt.Rows[i][j].ToString()));
                        }
                        else
                            cell.SetCellValue(dt.Rows[i][j].ToString());
                        cell.CellStyle = hsRight;
                    }
                    else
                    {
                        cell.SetCellValue(dt.Rows[i][j].ToString());

                        if (j == 1 || j == 5 || j == 7 || j == 6)
                            cell.CellStyle = hsCenter;
                        else
                            cell.CellStyle = headerLabelCellStyle;
                    }
                    cell.Row.Height = 500;
                }

            }

            #region Footer

            rowIndex++;
            row = sheet.CreateRow(rowIndex);

            cell = row.CreateCell(4);
            cell.SetCellValue("Tổng cộng");
            cell.Row.Height = 500;
            cell.CellStyle = hs4;

            string[] footer = { "I", "J", "K" };
            for (int k = 8; k <= 10; k++)
            {
                cell = row.CreateCell(k);
                cell.CellFormula = "SUM(" + footer[k - 8] + "7:" + footer[k - 8] + rowIndex.ToString() + ")";
                cell.Row.Height = 500;
                cell.CellStyle = hs4;
            }


            for (int ik = 0; ik <= dt.Columns.Count; ik++)
            {
                //fix lai border
                if (ik != 4 && ik < 8)
                {
                    r1c1 = row.CreateCell(ik);
                    r1c1.CellStyle = hs4;
                    r1c1.Row.Height = 400;
                }
                sheet.AutoSizeColumn(ik);
            }
            #endregion

            //end sheet tong hop--------------------------
            string ncc = "";
            if (dlLaiXe.SelectedIndex.Equals(0))
            {

                int STT = 0;
                //ghi sheet con------------------------------------------
                for (int i = 0; i < dt.Rows.Count; i++)
                {
                    STT++;
                    #region Start
                    if (i > 0)
                    {
                        ncc = dt.Rows[i]["LaiXe"].ToString();

                        if (!ncc.Equals(dt.Rows[i - 1]["LaiXe"].ToString()))
                        {
                            STT = 0;
                            #region Footer
                            //-----------Footer
                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);

                            cell = row.CreateCell(4);
                            cell.SetCellValue("Tổng cộng");
                            cell.Row.Height = 500;
                            cell.CellStyle = hs4;

                            for (int k = 8; k <= 10; k++)
                            {
                                cell = row.CreateCell(k);
                                cell.CellFormula = "SUM(" + footer[k - 8] + "7:" + footer[k - 8] + rowIndex.ToString() + ")";
                                cell.Row.Height = 500;
                                cell.CellStyle = hs4;
                            }


                            for (int ik = 0; ik <= dt.Columns.Count; ik++)
                            {
                                if (ik <= 7 && ik != 4)
                                {
                                    cell = row.CreateCell(ik);
                                    cell.CellStyle = hs4;
                                    cell.Row.Height = 400;
                                }
                                sheet.AutoSizeColumn(ik);
                            }
                            //---End Footer
                            #endregion
                            sheet = workbook.CreateSheet(cl.EscapeSheetName(ncc));
                            rowIndex = 0;

                            //Start header-----------------------------------------------------------------------
                            #region Header
                            //tao hnag dau tien
                            //cong ty
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("Công ty cổ phần Xây Dựng Đức Anh");
                            r1c1.CellStyle = hs1;
                            r1c1.Row.Height = 400;

                            cra = new CellRangeAddress(0, 0, 0, 4);
                            sheet.AddMergedRegion(cra);

                            //chi nhanh
                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("Chi nhánh Trạm trộn Lâm Thao");
                            r1c1.CellStyle = hs1;
                            r1c1.Row.Height = 400;

                            cra = new CellRangeAddress(1, 1, 0, 4);
                            sheet.AddMergedRegion(cra);

                            //tieu de bao cao
                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("BÁO CÁO LƯƠNG SẢN LƯỢNG LÁI XE " + ngaythang);
                            r1c1.CellStyle = hs2;
                            r1c1.Row.Height = 500;

                            cra = new CellRangeAddress(2, 2, 0, 10);
                            sheet.AddMergedRegion(cra);

                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("Lái xe: "+ncc);
                            r1c1.CellStyle = hs3;
                            r1c1.Row.Height = 500;


                            cra = new CellRangeAddress(3, 3, 0, 10);
                            sheet.AddMergedRegion(cra);

                            //freeze panes
                            sheet.CreateFreezePane(0, 6);
                            #endregion

                            #region Header1-2

                            //header2
                            rowIndex++;
                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);

                            cell = row.CreateCell(0);
                            cell.SetCellValue("STT");
                            cell.CellStyle = hs4;
                            cell.Row.Height = 400;


                            //tao tieu de cot
                            for (int j = 0; j < header.Length; j++)
                            {
                                cell = row.CreateCell(j + 1);
                                cell.SetCellValue(header[j].ToString());
                                cell.CellStyle = hs4;
                                cell.Row.Height = 500;
                            }
                            #endregion
                            //End header-----------------------------------------------------------------------

                            STT++;

                        }
                    }
                    else
                    {
                        ncc = "";
                        if (!ncc.Equals(dt.Rows[i]["LaiXe"].ToString()))
                        {
                            ncc = dt.Rows[i]["LaiXe"].ToString();
                            sheet = workbook.CreateSheet(cl.EscapeSheetName(ncc));
                            rowIndex = 0;

                            //Start header-----------------------------------------------------------------------
                            #region Header
                            //tao hnag dau tien
                            //cong ty
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("Công ty cổ phần Xây Dựng Đức Anh");
                            r1c1.CellStyle = hs1;
                            r1c1.Row.Height = 400;

                            cra = new CellRangeAddress(0, 0, 0, 4);
                            sheet.AddMergedRegion(cra);

                            //chi nhanh
                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("Chi nhánh Trạm trộn Lâm Thao");
                            r1c1.CellStyle = hs1;
                            r1c1.Row.Height = 400;

                            cra = new CellRangeAddress(1, 1, 0, 4);
                            sheet.AddMergedRegion(cra);

                            //tieu de bao cao
                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("BÁO CÁO LƯƠNG SẢN LƯỢNG LÁI XE " + ngaythang);
                            r1c1.CellStyle = hs2;
                            r1c1.Row.Height = 500;

                            cra = new CellRangeAddress(2, 2, 0, 10);
                            sheet.AddMergedRegion(cra);

                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);
                            r1c1 = row.CreateCell(0);
                            r1c1.SetCellValue("Lái xe: "+ncc);
                            r1c1.CellStyle = hs3;
                            r1c1.Row.Height = 500;


                            cra = new CellRangeAddress(3, 3, 0, 10);
                            sheet.AddMergedRegion(cra);

                            //freeze panes
                            sheet.CreateFreezePane(0, 6);
                            #endregion

                            #region Header1-2

                            //header2
                            rowIndex++;
                            rowIndex++;
                            row = sheet.CreateRow(rowIndex);

                            cell = row.CreateCell(0);
                            cell.SetCellValue("STT");
                            cell.CellStyle = hs4;
                            cell.Row.Height = 400;


                            //tao tieu de cot
                            for (int j = 0; j < header.Length; j++)
                            {
                                cell = row.CreateCell(j + 1);
                                cell.SetCellValue(header[j].ToString());
                                cell.CellStyle = hs4;
                                cell.Row.Height = 500;
                            }
                            #endregion
                        }
                        for (int ik = 0; ik <= 10; ik++)
                        {
                            sheet.AutoSizeColumn(ik);
                        }
                    }
                    #endregion
                    rowIndex++;
                    row = sheet.CreateRow(rowIndex);
                    cell = row.CreateCell(0);
                    cell.SetCellValue((STT).ToString());
                    cell.CellStyle = hsCenter;

                    for (int j = 1; j < dt.Columns.Count; j++)
                    {
                        cell = row.CreateCell(j);

                        if (j >= 8)
                        {
                            if (!dt.Rows[i][j].ToString().Trim().Equals(""))
                            {
                                cell.SetCellType(CellType.NUMERIC);
                                cell.SetCellValue(double.Parse(dt.Rows[i][j].ToString()));
                            }
                            else
                                cell.SetCellValue(dt.Rows[i][j].ToString());
                            cell.CellStyle = hsRight;
                        }
                        else
                        {
                            cell.SetCellValue(dt.Rows[i][j].ToString());

                            if (j == 1 || j == 5 || j == 7 || j == 6)
                                cell.CellStyle = hsCenter;
                            else
                                cell.CellStyle = headerLabelCellStyle;
                        }
                        cell.Row.Height = 500;
                    }
                    
                    #region Footer
                    if (i == dt.Rows.Count - 1)
                    {
                        rowIndex++;
                        row = sheet.CreateRow(rowIndex);

                        cell = row.CreateCell(4);
                        cell.SetCellValue("Tổng cộng");
                        cell.Row.Height = 500;
                        cell.CellStyle = hs4;

                        for (int k = 8; k <= 10; k++)
                        {
                            cell = row.CreateCell(k);
                            cell.CellFormula = "SUM(" + footer[k - 8] + "7:" + footer[k - 8] + rowIndex.ToString() + ")";
                            cell.Row.Height = 500;
                            cell.CellStyle = hs4;
                        }


                        for (int ik = 0; ik <= dt.Columns.Count; ik++)
                        {
                            if (ik <= 7 && ik != 4)
                            {
                                cell = row.CreateCell(ik);
                                cell.CellStyle = hs4;
                                cell.Row.Height = 400;
                            }
                            sheet.AutoSizeColumn(ik);
                        }
                    }
                    #endregion
                }
            }
            using (var exportData = new MemoryStream())
            {
                workbook.Write(exportData);
                string filename = dlLaiXe.SelectedIndex > 0 ? dlLaiXe.SelectedItem.Text : "";
                string saveAsFileName = "BCLuongLaiXe-" + filename + " " + ngaythang + ".xls";

                Response.ContentType = "application/vnd.ms-excel";
                Response.AddHeader("Content-Disposition", string.Format("attachment;filename={0}", saveAsFileName));
                Response.Clear();
                Response.BinaryWrite(exportData.GetBuffer());
                Response.End();
            }
        }
        else
            gstGetMess("Không có dữ liệu nào để in", "");
    }
    protected void btnFirst_Click(object sender, EventArgs e)
    {
        CurrentPage = 1;

        Search(CurrentPage);

        btnPre.Enabled = false;
        btnNext.Enabled = true;
        btnFirst.Enabled = false;
    }
    protected void btnPre_Click(object sender, EventArgs e)
    {
        if (CurrentPage > 1)
        {
            CurrentPage--;
            btnPre.Enabled = true;
            btnNext.Enabled = true;
            btnFirst.Enabled = true;

            Search(CurrentPage);
        }
        else
        {
            btnFirst.Enabled = false;
            btnPre.Enabled = false;
            btnNext.Enabled = true;
        }
    }
    protected void btnNext_Click(object sender, EventArgs e)
    {
        CurrentPage++;

        Search(CurrentPage);

        if (GV.Rows.Count.Equals(0))
        {
            btnPre.Enabled = true;
            btnNext.Enabled = false;
        }
        else
        {
            btnPre.Enabled = true;
            btnNext.Enabled = true;
        }
        btnFirst.Enabled = true;
    }
    protected void GV_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == System.Web.UI.WebControls.DataControlRowType.DataRow)
        {
            e.Row.Attributes.Add("onmouseover", "this.originalstyle=this.style.backgroundColor;this.style.backgroundColor='#EEFFAA'");
            e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=this.originalstyle;");
        }
    }
}